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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Combustion engines

Combustion engines Patent Leaders in 2025 2025

Primary CPC class F02 · Section F

Rankings count each patent once by its primary Cooperative Patent Classification. All-time pages aggregate the full database; year pages use patent grant year.

Recent years: 2016201720182019202020212022202320242025

Patents per Year

Patents granted per year, 1996 to 2025Bar chart with a peak of 3,504 patents in 2019.peak 3,5041996: 1,278 patents19961997: 1,294 patents1998: 1,623 patents1999: 1,588 patents19992000: 1,833 patents2001: 2,148 patents2002: 2,201 patents20022003: 2,266 patents2004: 2,345 patents2005: 2,128 patents20052006: 2,254 patents2007: 1,917 patents2008: 1,769 patents20082009: 1,537 patents2010: 1,983 patents2011: 1,884 patents20112012: 2,141 patents2013: 2,425 patents2014: 2,430 patents20142015: 2,568 patents2016: 2,849 patents2017: 3,158 patents20172018: 3,451 patents2019: 3,504 patents2020: 3,262 patents20202021: 2,935 patents2022: 2,624 patents2023: 2,145 patents20232024: 1,924 patents2025: 1,530 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Arthur William Sibbach 35 GE
2 Brandon Wayne Miller 33 GE
3 Craig W Bemment 27 Rolls-Royce Plc
#4 Andrea Minelli 23 Rolls-Royce Plc
#5 Benjamin J Keeler 22 Rolls-Royce Plc
#6 Jeffrey Douglas Rambo 18 GE
#7 Neil J. Terwilliger 18 RTX (Raytheon)
#8 Peter Swann 15 Rolls-Royce Plc
#9 Christopher P Madden 14 Rolls-Royce Plc
#10 Ryan Prescott Susca 14 Hamilton Sundstrand
#11 Daniel Bernard Kupratis 13 RTX (Raytheon)
#12 Paul R. Hanrahan 13 RTX (Raytheon)
#13 Alastair G Hobday 12 Rolls-Royce Plc
#14 Jeffrey Donald Clements 12 GE
#15 Ravindra Shankar Ganiger 12 GE
#16 Ryan Shook 12 Hamilton Sundstrand
#17 Andrea Piazza 11 GE
#18 Bugra Han Ertas 11 GE
#19 Bhaskar Nanda Mondal 10 GE
#20 Martin K Yates 10 Rolls-Royce Plc
#21 Michael A. Benjamin 10 GE
#22 Daniel Alan Niergarth 9 GE
#23 Jason A. Ryon 9 Delavan
#24 Jon E. Sobanski 9 RTX (Raytheon)
#25 Patrick Boileau 9 Safran Nacelles
#26 Lance L. Smith 8 RTX (Raytheon)
#27 Paul W Ferra 8 Rolls-Royce Plc
#28 Scott Alan Schimmels 8 GE
#29 Shiloh Montegomery Meyers 8 Unison Industries
#30 Andrew T Smith 7 Rolls-Royce Plc
#31 David Marion Ostdiek 7 GE
#32 David Raju Yamarthi 7 GE
#33 Scott Smith 7 RTX (Raytheon)
#34 Stefan Joseph Cafaro 7 GE
#35 Timothy Gormley 7 Rohr
#36 Brandon M. Evans 6 RTX (Raytheon)
#37 Brandon P. Williams 6 Collins Engine Nozzles
#38 Dana R. Coldren 6 Caterpillar
#39 Eric Lee Schroeder 6 Caterpillar
#40 J. Steven Kolhouse 6 Cummins
#41 Joseph B. Staubach 6 RTX (Raytheon)
#42 Kevin R McNally 6 Rolls-Royce Plc
#43 Marc J. Muldoon 6 RTX (Raytheon)
#44 Michael E. McCune 6 RTX (Raytheon)
#45 William P Attard 6 Fca Us Llc.
#46 William G. Sheridan 6 RTX (Raytheon)
#47 Adam Tomasz Pazinski 5 GE
#48 Aed M. Dudar 5 Ford
#49 Andrew Hudecki 5 GE
#50 Andrew O. Marrack 5 Caterpillar
#51 Axel O. zur Loye 5 Cummins
#52 Daniel Alecu 5 RTX (Raytheon)
#53 Daniel E. Molnar, Jr. 5 Rolls-Royce North America
#54 Eric Durocher 5 RTX (Raytheon)
#55 Eyitayo James Owoeye 5 GE
#56 Gary M. McBrien 5 Hamilton Sundstrand
#57 Gustavo Hindi 5 Volvo Truck
#58 Jan Eismark 5 Volvo Truck
#59 Mark Spruce 5 Rolls-Royce Plc
#60 Michel Desjardins 5 RTX (Raytheon)
#61 Murtuza Lokhandwalla 5 Hamilton Sundstrand
#62 Narayanan Payyoor 5 GE
#63 Pranav R. Kamat 5 GE
#64 Randy M. Vondrell 5 GE
#65 Rickard Ehleskog 5 Volvo Truck
#66 Robert W. Heeter 5 —
#67 Russell Stratton 5 RTX (Raytheon)
#68 Steven Douglas Johnson 5 GE
#69 Timothy Richard DePuy 5 GE
#70 Todd Haugsjaahabink 5 Hamilton Sundstrand
#71 Tommy Simonsson 5 Volvo Truck
#72 Tomihisa Tsuchiya 5 Toyota
#73 Abbas A. Alahyari 4 Hamilton Sundstrand
#74 Byoung Gu Bak 4 Doosan Enerbility Co.
#75 Christophe Bourdeau 4 Airbus Operations Sas
#76 Charles E. Reuter 4 Hamilton Sundstrand
#77 Craig W. Lohmann 4 John Deere
#78 David M Beaven 4 Rolls-Royce Plc
#79 Derek S. WALL 4 Rolls-Royce Plc
#80 Donald J. Benson 4 Cummins
#81 Erich Alois Krammer 4 GE
#82 Frédéric Chelin 4 Airbus Operations Sas
#83 Frank Worthoff 4 GE
#84 Jay W. Kokas 4 Hamilton Sundstrand
#85 Jesse M. Chandler 4 RTX (Raytheon)
#86 Jeongyong Choi 4 Fca Us Llc.
#87 Jonathan W. Anders 4 Caterpillar
#88 John Carl Glessner 4 GE
#89 Julien Fabien Patrick Becoulet 4 Safran Aircraft Engines
#90 Kishore Ramakrishnan 4 GE
#91 Koji Iwamoto 4 Futaba Industrial Co.
#92 Kudum Shinde 4 GE
#93 Lawrence A. Binek 4 RTX (Raytheon)
#94 Luigi P. Tozzi 4 Prometheus Applied Technologies
#95 Michael Barkey 4 Fca Us Llc.
#96 Michael K. Benjamin 4 Ceradyne
#97 Michael Ferrarotti 4 Collins Engine Nozzles
#98 Michael G. McCaffrey 4 RTX (Raytheon)
#99 Nagendra Baddam 4 Unison Industries
#100 Naison E. Mastrocola 4 Hamilton Sundstrand

Top Companies

Rank ↑ Company ↕ Patents ↕
1 RTX (Raytheon) 187
2 GE 167
3 Rolls-Royce Plc 65
#4 Caterpillar 43
#5 Toyota 39
#6 Cummins 29
#7 Hamilton Sundstrand 26
#8 Safran Aircraft Engines 24
#9 Hitachi Astemo 22
#10 Rolls-Royce North America 19
#11 Safran Nacelles 17
#12 Fca Us Llc. 16
#13 Mitsubishi Electric 16
#14 Robert Bosch Gmbh 16
#15 Isuzu Motors Limited 12
#16 Volvo Truck 12
#17 Honda Motor Co. 10
#18 Safran 10
#19 Ford 10
#20 Airbus Operations Sas 9
#21 Rohr 9
#22 John Deere 9
#23 Mitsubishi Heavy Industries Engine & Turbocharger 8
#24 Safran Helicopter Engines 8
#25 Unison Industries 8
#26 General Motors 8
#27 Mikuni 7
#28 Phinia Delphi Luxembourg Sarl 7
#29 Collins Engine Nozzles 6
#30 Denso 6
#31 Innio Jenbacher Gmbh & Co Og 6
#32 Nissan Motor Co. 6
#33 Rolls-Royce Deutschland 6
#34 Saudi Arabian Oil 6
#35 The Boeing 6
#36 Transportation Ip Holdings 6
#37 Weichai Power Co. 6
#38 Blue Origin Manufacturing 5
#39 Futaba Industrial Co. 5
#40 Rolls-Royce Solutions, Gmbh 5
#41 Subaru 5
#42 Vitesco Technologies Gmbh 5
#43 Walbro 5
#44 Woodward 5
#45 Honeywell 5
#46 BMW 4
#47 Bombardier Recreational Products 4
#48 Daimler Truck Ag 4
#49 K&N Engineering 4
#50 Kubota 4
#51 Phinia Jersey Holdings 4
#52 Yanmar Holdings Co. 4
#53 Achates Power 3
#54 Bj Energy Solutions 3
#55 Briggs & Stratton 3
#56 Brp-Rotax Gmbh & Co. Kg 3
#57 Deutz Aktiengesellschaft 3
#58 Doosan Enerbility Co. 3
#59 Ferrari S.P.A. 3
#60 Holley Performance Products 3
#61 Hyundai Motor 3
#62 Ihi 3
#63 Kawasaki 3
#64 Kia 3
#65 Mahle International Gmbh 3
#66 Mercedes-Benz Group Ag 3
#67 Polaris Industries 3
#68 Prometheus Applied Technologies 3
#69 Schaeffler 3
#70 X-Bow Launch Systems 3
#71 Yanmar Power Technology Co. 3
#72 Airbus (S.A.S.) 2
#73 Andreas Stihl Ag & Co. Kg 2
#74 Arctic Cat 2
#75 Borgwarner 2
#76 Brunswick 2
#77 Champion Power Equipment 2
#78 Cummins Power Generation 2
#79 Daf Trucks N.V. 2
#80 Deka Products Limited Parternship 2
#81 Deltahawk Engines 2
#82 Eaton Intelligent Power Limited 2
#83 Garrett Transportation I 2
#84 Gulfstream Aerospace 2
#85 Harbin Engineering University 2
#86 Hyliion 2
#87 Illinois Tool Works 2
#88 Inpro/Seal 2
#89 Ishikawa Energy Research Co. 2
#90 Jaguar Land Rover Limited 2
#91 Japan Aerospace Exploration Agency 2
#92 Liebherr Machines Bulle Sa 2
#93 Mainspring Energy 2
#94 Man Energy Solutions Se 2
#95 Mann+Hummel Gmbh 2
#96 Nanjing University Of Aeronautics And Astronautics 2
#97 Nikki Co. 2
#98 Obrist Technologies Gmbh 2
#99 Power Packer North America 2
#100 Ptp Turbo Solutions 2